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      1 
      2 /*
      3  * Copyright 2006 The Android Open Source Project
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 
     10 #ifndef SkAnimateBase_DEFINED
     11 #define SkAnimateBase_DEFINED
     12 
     13 #include "SkDisplayable.h"
     14 #include "SkMath.h"
     15 #include "SkMemberInfo.h"
     16 #include "SkTypedArray.h"
     17 
     18 class SkApply;
     19 class SkDrawable;
     20 
     21 class SkAnimateBase : public SkDisplayable {
     22 public:
     23     DECLARE_MEMBER_INFO(AnimateBase);
     24     SkAnimateBase();
     25     virtual ~SkAnimateBase();
     26     virtual int components();
     27     virtual SkDisplayable* deepCopy(SkAnimateMaker* );
     28     virtual void dirty();
     29 #ifdef SK_DUMP_ENABLED
     30     virtual void dump(SkAnimateMaker* );
     31 #endif
     32     int entries() { return fValues.count() / components(); }
     33     virtual bool hasExecute() const;
     34     bool isDynamic() const { return SkToBool(fDynamic); }
     35     virtual SkDisplayable* getParent() const;
     36     virtual bool getProperty(int index, SkScriptValue* value) const;
     37     SkMSec getStart() const { return fStart; }
     38     SkOperand* getValues() { return fValues.begin(); }
     39     SkDisplayTypes getValuesType() { return fValues.getType(); }
     40     virtual void onEndElement(SkAnimateMaker& );
     41     void packARGB(SkScalar [], int count, SkTDOperandArray* );
     42     virtual void refresh(SkAnimateMaker& );
     43     void setChanged(bool changed) { fChanged = changed; }
     44     void setHasEndEvent() { fHasEndEvent = true; }
     45     virtual bool setParent(SkDisplayable* );
     46     virtual bool setProperty(int index, SkScriptValue& value);
     47     void setTarget(SkAnimateMaker& );
     48     virtual bool targetNeedsInitialization() const;
     49 protected:
     50     SkMSec begin;
     51     SkTDScalarArray blend;
     52     SkMSec dur;
     53     // !!! make field part of a union with fFieldInfo, or fValues, something known later?
     54     SkString field; // temporary; once target is known, this is reset
     55     SkString formula;
     56     SkString from;
     57     SkString lval;
     58     SkScalar repeat;
     59     SkString target;    // temporary; once target is known, this is reset
     60     SkString to;
     61     SkApply* fApply;
     62     const SkMemberInfo* fFieldInfo;
     63     int fFieldOffset;
     64     SkMSec fStart;  // corrected time when this apply was enabled
     65     SkDrawable* fTarget;
     66     SkTypedArray fValues;
     67     unsigned fChanged : 1; // true when value referenced by script has changed
     68     unsigned fDelayed : 1;  // enabled, but undrawn pending delay
     69     unsigned fDynamic : 1;
     70     unsigned fHasEndEvent : 1;
     71     unsigned fHasValues : 1;        // set if 'values' passed instead of 'to'
     72     unsigned fMirror : 1;
     73     unsigned fReset : 1;
     74     unsigned fResetPending : 1;
     75     unsigned fTargetIsScope : 1;
     76 private:
     77     typedef SkDisplayable INHERITED;
     78     friend class SkActive;
     79     friend class SkApply;
     80     friend class SkDisplayList;
     81 };
     82 
     83 #endif // SkAnimateBase_DEFINED
     84